[PATCH 2.6.19-rc1] ehca firmware interface based on Anton Blanchard's new hvcall interface

[Hoang-Nam Nguyen]

Hi Roland,
> Anyway both Paul and I merged with Linus today, so the hcall cleanup
> and ehca are both upstream.  It would be great if you could do a quick
> check to make sure that ehca works in Linus's current git tree.
I compiled Linus's git tree and did some basic tests successfully
with ehca (ipoib, userspace, netpipe tcp/ib).
Thanks!
Nam Nguyen